//package com.xwn.provider.config;
//
//import com.alibaba.druid.filter.Filter;
//import com.alibaba.druid.pool.DruidDataSource;
//import com.alibaba.druid.support.http.StatViewServlet;
//import com.alibaba.druid.support.http.WebStatFilter;
//import com.alibaba.druid.wall.WallConfig;
//import com.alibaba.druid.wall.WallFilter;
//import lombok.extern.slf4j.Slf4j;
//import org.springframework.beans.factory.annotation.Value;
//import org.springframework.boot.web.servlet.FilterRegistrationBean;
//import org.springframework.boot.web.servlet.ServletRegistrationBean;
//import org.springframework.context.annotation.Bean;
//import org.springframework.context.annotation.Configuration;
//import org.springframework.context.annotation.DependsOn;
//import org.springframework.context.annotation.Primary;
//
//import javax.sql.DataSource;
//import java.util.ArrayList;
//import java.util.List;
//
///**
// *
// * 描述：如果不使用代码手动初始化DataSource的话，监控界面的SQL监控会没有数据("是spring boot的bug???")
// * @author wuxf
// * 创建时间：2018年2月9日 下午7:33:08
// * @version 1.2.0
// */
//@Slf4j
//@Configuration
//public class DruidConfiguration {
//    @Value("${spring.datasource.url}")
//    private String dbUrl;
//    @Value("${spring.datasource.username}")
//    private String username;
//    @Value("${spring.datasource.password}")
//    private String password;
//    @Value("${spring.datasource.driverClassName}")
//    private String driverClassName;
//    @Value("${spring.datasource.initialSize}")
//    private int initialSize;
//    @Value("${spring.datasource.minIdle}")
//    private int minIdle;
//    @Value("${spring.datasource.maxActive}")
//    private int maxActive;
//    @Value("${spring.datasource.maxWait}")
//    private int maxWait;
//    @Value("${spring.datasource.timeBetweenEvictionRunsMillis}")
//    private int timeBetweenEvictionRunsMillis;
//    @Value("${spring.datasource.minEvictableIdleTimeMillis}")
//    private int minEvictableIdleTimeMillis;
//    @Value("${spring.datasource.validationQuery}")
//    private String validationQuery;
//    @Value("${spring.datasource.testWhileIdle}")
//    private boolean testWhileIdle;
//    @Value("${spring.datasource.testOnBorrow}")
//    private boolean testOnBorrow;
//    @Value("${spring.datasource.testOnReturn}")
//    private boolean testOnReturn;
//    @Value("${spring.datasource.poolPreparedStatements}")
//    private boolean poolPreparedStatements;
//    @Value("${spring.datasource.maxPoolPreparedStatementPerConnectionSize}")
//    private int maxPoolPreparedStatementPerConnectionSize;
//    @Value("${spring.datasource.filters}")
//    private String filters;
//    @Value("${spring.datasource.connectionProperties}")
//    private String connectionProperties;
//    @Value("${spring.datasource.loginUsername}")
//    private String loginUsername;
//    @Value("${spring.datasource.loginPassword}")
//    private String loginPassword;
//
//    @Bean     //声明其为Bean实例
//    @Primary  //在同样的DataSource中，首先使用被标注的DataSource
//    public DataSource dataSource(){
//        DruidDataSource datasource = new DruidDataSource();
//        datasource.setUrl(this.dbUrl);
//        datasource.setUsername(username);
//        datasource.setPassword(password);
//        datasource.setDriverClassName(driverClassName);
//
//        //configuration
//        datasource.setInitialSize(initialSize);
//        datasource.setMinIdle(minIdle);
//        datasource.setMaxActive(maxActive);
//        datasource.setMaxWait(maxWait);
//        datasource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
//        datasource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
//        datasource.setValidationQuery(validationQuery);
//        datasource.setTestWhileIdle(testWhileIdle);
//        datasource.setTestOnBorrow(testOnBorrow);
//        datasource.setTestOnReturn(testOnReturn);
//        datasource.setPoolPreparedStatements(poolPreparedStatements);
//        datasource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
//        datasource.setUseGlobalDataSourceStat(true);
//        List<Filter> filterList = null;
//        try {
//        	List<Filter> filters = datasource.getProxyFilters();
//        	boolean isExsist = false;
//        	for(Filter filter : filters){
//        		if(filter instanceof WallFilter){
//        			((WallFilter)filter).setConfig(wallConfig());
//        			isExsist = true;
//        		}
//        	}
//        	if(!isExsist){
//        		filterList = new ArrayList<>();
//        		filterList.add(wallFilter(wallConfig()));
//        		datasource.setProxyFilters(filterList);
//        	}
//        } catch (Exception e) {
//            log.error("druid configuration initialization filter: "+ e);
//        }
//        datasource.setConnectionProperties(connectionProperties);
//        return datasource;
//    }
//
//    @Bean(name = "wallFilter")
//    @DependsOn("wallConfig")
//    public WallFilter wallFilter(WallConfig wallConfig){
//        WallFilter wallFilter = new WallFilter();
//        wallFilter.setConfig(wallConfig);
//        return wallFilter;
//    }
//
//    @Bean(name = "wallConfig")
//    public WallConfig wallConfig(){
//        WallConfig wallConfig = new WallConfig();
//        //允许一次执行多条语句
//        wallConfig.setMultiStatementAllow(true);
//        //允许一次执行多条语句
//        wallConfig.setNoneBaseStatementAllow(true);
//        return wallConfig;
//    }
//
//
//    @Bean
//    public ServletRegistrationBean DruidStatViewServle2() {
//        //org.springframework.boot.context.embedded.ServletRegistrationBean提供类的进行注册.
//        ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(), "/druid2/*");
//        //添加初始化参数：initParams
//        //登录查看信息的账号密码.
//        servletRegistrationBean.addInitParameter("loginUsername",loginUsername);
//        servletRegistrationBean.addInitParameter("loginPassword",loginPassword);
//        //是否能够重置数据.
//        servletRegistrationBean.addInitParameter("resetEnable","false");
//        return servletRegistrationBean;
//    }
//
//    /**
//
//     * 注册一个：filterRegistrationBean
//
//     * @return
//
//     */
//
//    @Bean
//    public FilterRegistrationBean druidStatFilter2(){
//        FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean(new WebStatFilter());
//        //添加过滤规则.
//        filterRegistrationBean.addUrlPatterns("/*");
//        //添加不需要忽略的格式信息.
//        filterRegistrationBean.addInitParameter("exclusions","*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid2/*");
//        return filterRegistrationBean;
//    }
//}
